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Shock Initiation and Detonation Parameters of Hexanitrohexaazaisowurtzitane (CL-20)
Propellants, Explosives, Pyrotechnics ( IF 1.8 ) Pub Date : 2022-07-12 , DOI: 10.1002/prep.202200051
Alexander Utkin 1 , Valentina Mochalova 1 , Alla Zubareva 1 , Viktoriya Rykova 1 , Vasilii Sosikov 1 , Vladislav Yakushev 1
Affiliation  

Experimental studies of the reaction zone structure in hexanitrohexaazaisowurtzitane (CL-20) at different initial densities with a multichannel VISAR laser interferometer have been carried out. It is shown that the flow in the reaction zone corresponds to the Zeldovich-von Neumann- Döring theory with a characteristic reaction time of 50 ns. The dependence of the detonation velocity on the initial density is well approximated by a similar line for HMX with a charge diameter of 20 mm. With a decrease in diameter to 4 mm, a sharp drop in the detonation parameters of CL-20 has been recorded. The initiation of detonation under shockwave action is investigated, and the comparison of data for CL-20 and PETN has shown that their shockwave sensitivity is quite close. The experiments on the acceleration of thin steel plates by detonating CL-20 charges have been performed, and it is found that its accelerating ability is higher than that of HMX and retarded RDX.

中文翻译:

六硝基六氮杂异伍兹烷 (CL-20) 的起爆和起爆参数

已经使用多通道VISAR激光干涉仪对不同初始密度的六硝基六氮杂异伍兹烷(CL-20)中的反应区结构进行了实验研究。结果表明,反应区内的流动符合 Zeldovich-von Neumann-Döring 理论,特征反应时间为 50 ns。对于装药直径为 20 mm 的 HMX,爆轰速度对初始密度的依赖性很好地近似为一条类似的线。随着直径减小到 4 毫米,已记录到 CL-20 的爆轰参数急剧下降。研究了冲击波作用下的起爆,CL-20和PETN的数据比较表明它们的冲击波敏感性相当接近。
更新日期:2022-07-12
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